Board a small dive boat from Cape Maeda and slip into the Blue Cave’s electric waters—wetsuit and life jacket included, with free underwater photography. This guided snorkel suits families and snorkelers seeking calm reef swims and vivid marine life.
Board a small dive boat from Cape Maeda and slip into the Blue Cave’s electric waters—wetsuit and life jacket included, with free underwater photography. This guided snorkel suits families and snorkelers seeking calm reef swims and vivid marine life.
The boat eases into a pocket of sapphire sea and the cave mouth blinks like an invitation—light fractures through a submerged arch and the water inside turns electric blue. On the surface, the current toys with the bow; beneath, corals and reef fish press close as if to inspect visitors.
Verified experiences and guided adventures in the surrounding area.
The boat eases into a pocket of sapphire sea and the cave mouth blinks like an invitation—light fractures through a submerged arch and the water inside turns electric blue. On the surface, the current toys with the bow; beneath, corals and reef fish press close as if to inspect visitors.
This stretch of coast at Cape Maeda, Onna, sits on limestone and Ryukyu limestone shelves shaped by millennia of coral growth and wave action. The Blue Cave itself is a coastal karst feature where sunlight refracts through a shallow chamber to create the famed blue glow. Local guides are often certified divers from Okinawa’s long maritime tradition, where fishing and island navigation have shaped community life for generations.
Expect a small-group boat launch, wetsuits and life jackets provided, and a guided swim through sheltered reef zones. Guides commonly offer free underwater photo/video (bring a microSD under 32GB) and controlled fish feeding to attract colorful species. The tour prioritizes safety—certified instructors, on-boat briefings, and equipment checks are standard.
Practical advice: pick a morning slot for clearer water and fewer boats, wear reef-safe sunscreen and water shoes, and bring a lightweight towel and dry clothes. If you have ear, heart, or respiratory conditions, discuss fitness requirements with the operator; children can usually join with flotation support. Weather and sea conditions can move the meeting point or cancel the trip, so confirm the morning of departure.
Yes—operators provide life jackets and floatation options for children and non‑swimmers; guides keep groups tight and close to the boat.
Guides usually film and photograph guests using action cameras; they will save files to your microSD (≤32GB) you bring—otherwise cards can be purchased on-site.
Snorkeling is offered for children from around age 2 with flotation; diving has stricter age limits—confirm age policies when booking.
Trips may be rescheduled or canceled for safety; operators will notify you and follow their cancellation policy, typically with a 24‑hour window for full refunds.
シーラバーズ沖縄 operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




The boat eases into a pocket of sapphire sea and the cave mouth blinks like an invitation—light fractures through a submerged arch and the water inside turns electric blue. On the surface, the current toys with the bow; beneath, corals and reef fish press close as if to inspect visitors.
The boat eases into a pocket of sapphire sea and the cave mouth blinks like an invitation—light fractures through a submerged arch and the water inside turns electric blue. On the surface, the current toys with the bow; beneath, corals and reef fish press close as if to inspect visitors.
This stretch of coast at Cape Maeda, Onna, sits on limestone and Ryukyu limestone shelves shaped by millennia of coral growth and wave action. The Blue Cave itself is a coastal karst feature where sunlight refracts through a shallow chamber to create the famed blue glow. Local guides are often certified divers from Okinawa’s long maritime tradition, where fishing and island navigation have shaped community life for generations.
Expect a small-group boat launch, wetsuits and life jackets provided, and a guided swim through sheltered reef zones. Guides commonly offer free underwater photo/video (bring a microSD under 32GB) and controlled fish feeding to attract colorful species. The tour prioritizes safety—certified instructors, on-boat briefings, and equipment checks are standard.
Practical advice: pick a morning slot for clearer water and fewer boats, wear reef-safe sunscreen and water shoes, and bring a lightweight towel and dry clothes. If you have ear, heart, or respiratory conditions, discuss fitness requirements with the operator; children can usually join with flotation support. Weather and sea conditions can move the meeting point or cancel the trip, so confirm the morning of departure.